CVE-2026-4819
Medium
Description
In Search Guard FLX versions from 1.0.0 up to 4.0.1, the audit logging feature might log user credentials from users logging into Kibana.
SeverityMedium
CVSS4.9
Exploit probability—
ProductSearch-guard Flx
PublishedMar 31, 2026
First seenMar 31, 2026
Weakness typeCWE-532CWE-532CWE-522CWE-522
How to fix
Update
- search-guard flx4.1.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| search-guard flx | 1.0.0 ≤ v < 4.1.0 | 4.1.0 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.